2009 Confidence Interval Detail
241/Wharton
241-901/Boling ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 20,191,246 | 0.9834 | 20,532,079 | 15 | 481 | .023038669 |
| A | 20,343,411 | 0.9791 | 20,777,664 | 15 | 236 | .016593441 |
| A | 20,788,254 | 0.9497 | 21,889,285 | 15 | 159 | .013925503 |
| A | 20,131,948 | 0.9999 | 20,133,961 | 14 | 96 | .008678372 |
| D3 | 36,114,378 | 1.0510 | 34,361,920 | 20 | 2,003 | .023188085 |
| G1 | 296,320 | 0.9836 | 301,261 | 5 | 20 | .001609374 |
| Random Totals: | 117,865,557 | 117,996,170 | 84 | 2,995 | ||
| Catg J Exception Values: | 13,547,497 | 13,534,934 | ||||
| Catg D1 Exception Values: | 10,560,231 | 9,834,454 | ||||
| Catg G1 Exception Values: | 391,300 | 478,177 | ||||
| Total Test Values (4): | 142,364,585 | 141,843,735 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 7,092,187 |
Confidence Interval Values (5)
| State Lower Limit: | 134,751,548 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 142,364,585 | (Within Confidence Interval) |
| State Upper Limit: | 148,935,922 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 166,243,493 | (See ISD Summary Worksheet) |
Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories